Home / 13,891,868.03-20,829,723.50-5,256,635.22

Finding the Fourth Proportional to 13,891,868.03, 20,829,723.50 and 5,256,635.22

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Solution

The fourth proportional to 13,891,868.03, 20,829,723.50 and 5,256,635.22 is: 7,881,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,868.03 : 20,829,723.50 = 5,256,635.22 : x
  2. Step 2: Convert to fraction form
    13,891,868.03/20,829,723.50 = 5,256,635.22/x
  3. Step 3: Cross multiply
    13,891,868.03x = 20,829,723.50 × 5,256,635.22
  4. Step 4: Simplify right side
    13,891,868.03x = 109,494,258,146,678.50
  5. Step 5: Solve for x
    x = 109,494,258,146,678.50/13,891,868.03
  6. Step 6: Final answer
    x = 7,881,895.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.